📄 registerservlet.java
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package news.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import news_bean.reporter;
import news_bean.reporter;
public class registerServlet extends HttpServlet {
/**
* Constructor of the object.
*/
public registerServlet() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
}
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
this.doPost(request, response);
}
/**
* The doPost method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to post.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
response.setCharacterEncoding("GB2312");//��4�����ַ�
String name = codeString(request.getParameter("username"));
String password = codeString(request.getParameter("password"));
String rpassword = codeString(request.getParameter("rpassword"));
String xinbie = codeString(request.getParameter("xinbie"));
String nianling = request.getParameter("nianling");
String yaoqiu = codeString(request.getParameter("yaoqiu"));
String error = null;
PrintWriter out = response.getWriter();
reporter r = new reporter();
System.out.println(xinbie);
if( name.equals("")||name == ""){
//error = error + "������Ϊ�գ� ";
out.println("<script language='javascript'>alert('������yonghu 用户名不能为空！��');history.go(-1);</script>");
}
else if( password.equals("")||password == null){
//error = error+"������벻��Ϊ�գ�";
out.println("<script language='javascript'>alert('������密码不能为空！');history.go(-1);</script>");
}
else if( rpassword.equals("")||rpassword == null ){
//error = error+" ���ȷ�����벻��Ϊ�գ�";
out.println("<script language='javascript'>alert('���ȷ�����确认密码不能为空！�');history.go(-1);</script>");
}
else if( !password.equals(rpassword)){
error= error+"��}����������벻һ�£�����!";
out.println("<script language='javascript'>alert('��两次输入的密码不想等');history.go(-1);</script>");
}
else if(xinbie.equals("") || xinbie == null){
error = error+"�Ա���Ϊ�գ�";
out.println("<script language='javascript'>alert('����Ա���性别不能为空！');history.go(-1);</script>");
}
else if( nianling.equals("")||nianling ==null){
error = error+"������䲻��Ϊ��! ";
out.println("<script language='javascript'>alert('年龄不能为空 ！');history.go(-1);</script>");
}
else if( yaoqiu.equals("")||yaoqiu == null){
error= error+"���Ҫ����Ϊ�գ�";
out.println("<script language='javascript'>alert('要求不能为空');history.go(-1);</script>");
}
else{
reporter rp = new reporter();
int nianling1 = Integer.parseInt(nianling);
rp.setJ_name(name);
rp.setJ_nianling(nianling1);
rp.setJ_xinbie(xinbie);
rp.setPassword(password);
rp.setYaoqiu(yaoqiu);
if(rp.newJizhe()){
out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.print("<font size='+2' color='#FFFFFF'> "+name+"<a href='mian.html'>您已注册成功！</a></font>");
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
}
}
/**
* Initialization of the servlet. <br>
*
* @throws ServletException if an error occure
*/
public void init() throws ServletException {
// Put your code here
}
public String codeString(String s)
{
String str=s;
try{
byte b[]=str.getBytes("ISO-8859-1");
str=new String(b);
return str;
}catch(Exception e){return str;}
}
}
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